flameddogo99-eaglermobile/eaglermobile.user.js

// ==UserScript==
// @name			Eagler Mobile
// @description		Allows eaglercraft to run on mobile, adds touch controls, and fixes a few mobile-related crashes
// @author			FlamedDogo99
// @namespace		http://github.com/FlamedDogo99
// @downloadURL		https://raw.githubusercontent.com/FlamedDogo99/EaglerMobile/main/eaglermobile.user.js
// @license			Apache License 2.0 - http://www.apache.org/licenses/
// @match			https://eaglercraft.com/mc/*
// @grant			none
// @version			1.5
// @updateURL		https://raw.githubusercontent.com/FlamedDogo99/EaglerMobile/main/eaglermobile.user.js
// @run-at			document-start
// ==/UserScript==


function isMobile() {
  try {
    document.createEvent("TouchEvent");
    return true;
  } catch (e) {
    return false;
  }
}
if(!isMobile()){
	alert("WARNING: This script was created for mobile, and may break functionality in non-mobile browsers!");
}
// Used for changing touchmove events to mousemove events
var previousTouchX = null;
var previousTouchY = null;
// Key and mouse events
function keyEvent(name, state) {
    const keyName = name.toUpperCase().charCodeAt(0)
    window.dispatchEvent(new KeyboardEvent(state, {
      key: name,
        keyCode: keyName,
      which: keyName
    }));
}
function shiftKeyEvent(state) {
    window.dispatchEvent(new KeyboardEvent(state, {
        keyCode: 16,
      which: 16
    }));
}
function mouseEvent(number, state, canvas) {
  canvas.dispatchEvent(new PointerEvent(state, {"button": number}))
}
function wheelEvent(canvas, delta) {
  canvas.dispatchEvent(new WheelEvent("wheel", {
    "wheelDeltaY": delta
  }));
}
function setButtonVisibility(pointerLocked) {
	let inGameStyle = document.getElementById('inGameStyle');
	let inMenuStyle = document.getElementById('inMenuStyle');
	inGameStyle.disabled = pointerLocked;
	inMenuStyle.disabled = !pointerLocked;	
}
// POINTERLOCK
// When requestpointerlock is called, this dispatches an event, saves the requested element to window.fakelock, and unhides the touch controls
window.fakelock = null;

Element.prototype.requestPointerLock = function() {
  window.fakelock = this
  document.dispatchEvent(new Event('pointerlockchange'));
  console.log("requested pointerlock")
  setButtonVisibility(true);
  return true
}


// Makes pointerLockElement return window.fakelock
Object.defineProperty(document, "pointerLockElement", {
  get: function() {
    return window.fakelock;
  }
});
// When exitPointerLock is called, this dispatches an event, clears the
document.exitPointerLock = function() {
	window.fakelock = null
    document.dispatchEvent(new Event('pointerlockchange'));
	setButtonVisibility(false);
    return true
}

// FULLSCREEN
window.fakefull = null;
// Stops the client from crashing when fullscreen is requested
Element.prototype.requestFullscreen = function() {
  window.fakefull = this
  document.dispatchEvent(new Event('fullscreenchange'));
  return true
}
Object.defineProperty(document, "fullscreenElement", {
  get: function() {
    return window.fakefull;
  }
});
document.exitFullscreen = function() {
    window.fakefull = null
    document.dispatchEvent(new Event('fullscreenchange'));
    return true
}

// FILE UPLOADING
// Safari doesn't recognize the element.click() used to display the file uplaoder as an action performed by the user, so it ignores it.
// This hijacks the element.createElement() function to add the file upload to the DOM, so the user can manually press the button again.
var oldCreate = document.createElement;
document.createElement = function(type) {
  this.oldCreate = oldCreate;
  var element = this.oldCreate(type);
  if(type == "input") {
    var newElement = document.querySelector('input');
    if(!newElement) {
      this.body.appendChild(element);
      newElement = document.querySelector('input');
      newElement.addEventListener('change', function(e) {
        this.hidden = true;
      })
    }
    newElement.value = null;
    newElement.style.cssText ="position:absolute;left:0%;right:100%;top:0%;bottom:100%;width:100%;height:100%;background-color:rgba(255,255,255,0.5);";
    newElement.hidden = false;
    return newElement;
  }
  return this.oldCreate(type);
}
// CSS for touch screen buttons, along with fixing iOS's issues with 100vh ignoring the naviagtion bar, and actually disabling zoom because safari ignores user-scalable=no :(
let customStyle = document.createElement("style");
customStyle.textContent = `
    .mobileControl {
        position: absolute; 
        width: 9.5vh;
        height: 9.5vh;
        font-size:4vh;
        -webkit-user-select: none;
        -ms-user-select: none;
        user-select: none;
        line-height: 0px;
        padding:0px;
        color: #ffffff;
        text-shadow: 0.35vh 0.35vh #000000;
        box-sizing: content-box;
        image-rendering: pixelated;
        background: url(data:image/png;base64,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) no-repeat right center, url(data:image/png;base64,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
        background-size: contain, cover;
        outline:none;
        box-shadow: none;
        border: none;
    }
    .mobileControl:active {
        position: absolute; 
        width: 9.5vh;
        height: 9.5vh;
        font-size:4vh;
        -webkit-user-select: none;
        -ms-user-select: none;
        user-select: none;
        line-height: 0px;
        padding:0px;
        color: #ffffff;
        text-shadow: 0.35vh 0.35vh #000000;
        box-sizing: content-box;
        image-rendering: pixelated;
        background: url(data:image/png;base64,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) no-repeat right center, url(data:image/png;base64,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
        background-size: contain, cover;
        outline:none;
        box-shadow: none;
        border: none;

    }
    html, body {
        height: -webkit-fill-available !important;
        touch-action: pan-x pan-y;
    }
    `;
document.documentElement.appendChild(customStyle);

// Lazy way to hide touch controls through CSS.
let inGameStyle = document.createElement("style");
inGameStyle.id = "inGameStyle";
inGameStyle.textContent = `
    .inGame {
        display: none;
    }`;
document.documentElement.appendChild(inGameStyle);

let inMenuStyle = document.createElement("style");
inMenuStyle.id = "inMenuStyle";
inMenuStyle.textContent = `
    .inMenu {
        display: none;
    }`;
document.documentElement.appendChild(inMenuStyle);


// The canvas is created by the client after it finishes unzipping and loading. When the canvas is created, this applies any necessary event listeners
function waitForElm(selector) {
    return new Promise(resolve => {
        if (document.querySelector(selector)) {
            return resolve(document.querySelector(selector));
        }
        const observer = new MutationObserver(mutations => {
            if (document.querySelector(selector)) {
                observer.disconnect();
                resolve(document.querySelector(selector));
            }
        });
        observer.observe(document.documentElement, {
            childList: true,
            subtree: true
        });
    });
}
function createTouchButton(buttonClass, buttonDisplay, elementName) {
	var touchButton = document.createElement(elementName ?? 'button');
	touchButton.classList.add(buttonClass);
	touchButton.classList.add(buttonDisplay);
	touchButton.classList.add("mobileControl");
	touchButton.addEventListener("touchmove", function(e){e.preventDefault()}, false);
	return touchButton;
}

waitForElm('canvas').then(() => {insertCanvasElements()});
function insertCanvasElements() {    
    // Translates touchmove events to mousemove events when inGame, and touchmove events to wheele events when inMenu
    var canvas = document.querySelector('canvas');
    canvas.addEventListener("touchmove", (e) => {
        const touch = e.targetTouches[0]; // We can get away with this because every other touch event will be on different elements

        if (!previousTouchX) {
            previousTouchX = touch.pageX;
            previousTouchY = touch.pageY;
        }
        e.movementX = touch.pageX - previousTouchX;
        e.movementY = touch.pageY - previousTouchY;
        var evt = window.fakelock ? new MouseEvent("mousemove", {movementX: e.movementX, movementY: e.movementY}) : new WheelEvent("wheel", {"wheelDeltaY": e.movementY});
        canvas.dispatchEvent(evt);
        previousTouchX = touch.pageX;
        previousTouchY = touch.pageY;
        event.preventDefault();
    }, false);

    canvas.addEventListener("touchend", (e) => {
        previousTouchX = null;
        previousTouchY = null; 
    }, false)
    //Updates button visibility on load
    setButtonVisibility(window.fakelock != null);
    // Adds all of the touch screen controls
    // Theres probably a better way to do this but this works for now
  
	let forwardButton = createTouchButton("forwardButton", "inGame");
	forwardButton.textContent = "▲";
	forwardButton.style.cssText = "left:10vh;bottom:20vh;"
	forwardButton.addEventListener("touchstart", function(e){keyEvent("w", "keydown")}, false);
	forwardButton.addEventListener("touchend", function(e){keyEvent("w", "keyup")}, false);
	document.body.appendChild(forwardButton);
	let rightButton = createTouchButton("rightButton", "inGame");
	rightButton.textContent = "▶";
	rightButton.style.cssText = "left:20vh;bottom:10vh;"
	rightButton.addEventListener("touchstart", function(e){keyEvent("d", "keydown")}, false);
	rightButton.addEventListener("touchend", function(e){keyEvent("d", "keyup")}, false);
	document.body.appendChild(rightButton);
	let leftButton = createTouchButton("leftButton", "inGame");
	leftButton.textContent = "◀";
	leftButton.style.cssText = "left: 0vh; bottom:10vh;"
	leftButton.addEventListener("touchstart", function(e){keyEvent("a", "keydown")}, false);
	leftButton.addEventListener("touchend", function(e){keyEvent("a", "keyup")}, false);
	document.body.appendChild(leftButton);
	let backButton = createTouchButton("backButton", "inGame");
	backButton.textContent = "▼";
	backButton.style.cssText = "left:10vh;bottom:0vh;"
	backButton.addEventListener("touchstart", function(e){keyEvent("s", "keydown")}, false);
	backButton.addEventListener("touchend", function(e){keyEvent("s", "keyup")}, false);
	document.body.appendChild(backButton);
	let jumpButton = createTouchButton("jumpButton", "inGame");
	jumpButton.textContent = "⇧";
	jumpButton.style.cssText = "right:10vh;bottom:10vh;"
	jumpButton.addEventListener("touchstart", function(e){keyEvent(" ", "keydown")}, false);
	jumpButton.addEventListener("touchend", function(e){keyEvent(" ", "keyup")}, false);
	document.body.appendChild(jumpButton);
	let crouchButton = createTouchButton("crouchButton", "inGame");
	crouchButton.textContent = "⇩";
	crouchButton.style.cssText = "left:10vh;bottom:10vh;"
	crouchButton.addEventListener("touchstart", function(e){shiftKeyEvent("keydown")}, false);
	crouchButton.addEventListener("touchend", function(e){shiftKeyEvent("keyup")}, false);
	document.body.appendChild(crouchButton);
	let inventoryButton = createTouchButton("inventoryButton", "inGame");
	inventoryButton.textContent = "🎒";
	inventoryButton.style.cssText = "right:0vh;bottom:0vh;"
	inventoryButton.addEventListener("touchstart", function(e){keyEvent("e", "keydown")}, false);
	inventoryButton.addEventListener("touchend", function(e){keyEvent("e", "keyup")}, false);
	document.body.appendChild(inventoryButton);
	let chatButton = createTouchButton("chatButton", "inGame");
	chatButton.textContent = "💬";
	chatButton.style.cssText = "right:0vh;top:0vh;"
	chatButton.addEventListener("touchstart", function(e){keyEvent("t", "keydown")}, false);
	chatButton.addEventListener("touchend", function(e){keyEvent("t", "keyup")}, false);
	document.body.appendChild(chatButton);
	let exitButton = createTouchButton("exitButton", "inAll");
	exitButton.textContent = "⮐";
	exitButton.style.cssText = "left:0vh;top:0vh;"
	exitButton.addEventListener("touchstart", function(e){keyEvent("À", "keydown")}, false);
	exitButton.addEventListener("touchend", function(e){keyEvent("À", "keyup")}, false);
	document.body.appendChild(exitButton);
	// input for keyboard button
	let hiddenInput = document.createElement('input');
	hiddenInput.id = "hiddenInput"
	hiddenInput.style.cssText = "opacity:0;z-index:-99999";
	document.body.appendChild(hiddenInput);
	let keyboardButton = createTouchButton("keyboardButton", "inMenu");
	keyboardButton.textContent = "⌨️";
	keyboardButton.style.cssText = "left:10vh;top:0vh;"
	keyboardButton.addEventListener("touchstart", function(e){e.preventDefault();hiddenInput.blur()}, false);
	keyboardButton.addEventListener("touchend", function(e){hiddenInput.select()}, false);
	document.body.appendChild(keyboardButton);
	let placeButton = createTouchButton("placeButton", "inGame");
	placeButton.textContent = "⊹";
	placeButton.style.cssText = "right:0vh;bottom:20vh;"
	placeButton.addEventListener("touchstart", function(e){mouseEvent(2, "mousedown", canvas)}, false);
	placeButton.addEventListener("touchend", function(e){mouseEvent(2, "mouseup", canvas)}, false);
	document.body.appendChild(placeButton);
	let breakButton = createTouchButton("breakButton", "inGame");
	breakButton.textContent = "🗡";
	breakButton.style.cssText = "right:10vh;bottom:20vh;"
	breakButton.addEventListener("touchstart", function(e){mouseEvent(0, "mousedown", canvas)}, false);
	breakButton.addEventListener("touchend", function(e){mouseEvent(0, "mouseup", canvas)}, false);
	document.body.appendChild(breakButton);
	let selectButton = createTouchButton("selectButton", "inGame");
	selectButton.textContent = "⬚";
	selectButton.style.cssText = "right:20vh;bottom:20vh;"
	selectButton.addEventListener("touchstart", function(e){mouseEvent(1, "mousedown", canvas)}, false);
	selectButton.addEventListener("touchend", function(e){mouseEvent(1, "mouseup", canvas)}, false);
	document.body.appendChild(selectButton);
	let scrollUpButton = createTouchButton("scrollUpButton", "inGame");
	scrollUpButton.textContent = "⇨";
	scrollUpButton.style.cssText = "right:0vh;bottom:30vh;"
	scrollUpButton.addEventListener("touchstart", function(e){wheelEvent(canvas, -10)}, false);
	document.body.appendChild(scrollUpButton);
	let scrollDownButton = createTouchButton("scrollDownButton", "inGame");
	scrollDownButton.textContent = "⇦";
	scrollDownButton.style.cssText = "right:10vh;bottom:30vh;"
	scrollDownButton.addEventListener("touchstart", function(e){wheelEvent(canvas, 10)}, false);
	document.body.appendChild(scrollDownButton);
	let throwButton = createTouchButton("throwButton", "inGame");
	throwButton.textContent = "Q";
	throwButton.style.cssText = "right:0vh;bottom:10vh;"
	throwButton.addEventListener("touchstart", function(e){keyEvent("q", "keydown")}, false);
	throwButton.addEventListener("touchend", function(e){keyEvent("q", "keyup")}, false);
	document.body.appendChild(throwButton);
}